Database Processing for BIS Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS The "curse of dimensionality" relates to which problem of using operational data for BI reporting? Inconsistent data Non-integrated data Dirty data Too much data Inconsistent data Non-integrated data Dirty data Too much data ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS Which of the following is an unsupervised data mining technique? Regression Analysis only Cluster analysis only RFM Analysis only Both Regression Analysis and RFM Analysis Regression Analysis only Cluster analysis only RFM Analysis only Both Regression Analysis and RFM Analysis ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS A data warehouse is a database system that is optimized for operational transaction processing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ . Has ordered recently, orders frequently, and places a large order when she orders. Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. Has ordered recently, orders frequently, but doesn't place a large order when she orders Hasn't ordered recently, orders infrequently, but places a large order when she orders. Has ordered recently, orders frequently, and places a large order when she orders. Hasn't ordered recently, orders infrequently, and doesn't place a large order when she orders. Has ordered recently, orders frequently, but doesn't place a large order when she orders Hasn't ordered recently, orders infrequently, but places a large order when she orders. ANSWER DOWNLOAD EXAMIANS APP
Database Processing for BIS In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group. True False True False ANSWER DOWNLOAD EXAMIANS APP
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